Fluorine and its compounds
Subtitle: fluorine, hydrofluoric acid, sodium fluoride, silicon fluoride, cryolite, ammonium bifluoride
By: [Comp. with the assistance of the Work Projects Administration]
Published: 1940
Place of publication: Columbus
Language: eng
Number of pages: 14
Subjects: Fluoride Poisoning; Fluorine; Occupational Health
Notes: Official project no. 665-42-3-413.

Cover title.